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Discuss how are elements, compounds, neutrons, protons, atomic number, mass number and isotopes are related under structure and bonding (Information should include the interrelationship between the structure and bonding in elements all in detail)
what is the keq value for the acid base reaction between sulfuric acid and nitric acid? Assume that pka of the conjugated acid of nitric acid is -13.
if the emission lines in a particular series of the hydrogen atom were studied for example the lines int he balmer
The mass of a cube of iron is 338 g. Iron has a density of 7.87 g/cm3. What is the mass of a cube of lead that has the same dimensions?
an ideal gas with temperature independent Cp = (7/2)R at 15 degrees C and having initial volume 60 m^3 is heated at constant pressure (P =0.1013 MPa) to 30 degrees by transfer of heat from a resivoir at 50 degrees C.
in a gas mixture the partial pressures are argon 455 neon 80 and nitrogen 175 .what is the total pressure exerted by
Determine the structure of one active component and identify three functional groups on each molecule. Based on the functional groups present in the drug molecules, predict the physical properties of the molecule the drug would interact
what is the order of increasing stability: Li2,Li2+,Li2-?
Vitamin b6 is needed in the metabolism of amino acids. When it binds to an enzyme it forms a complex with the e-amino group of lysine, which is a primary amine.
Identify and descrine the structure and function of specialised cells of protection, sensation and secretion in the integumentary system
Calculate the pH during the titration of 21.7 mL of 0.451 M KOH with 0.212 M HBr after 18.3 mL of the acid have been added.
200.0 mL flask containing 1.03 mg and 0.56 mg O2 I have a 15 * C to calculate the partial pressures of oxygen and helium in a flask. which is the total pressure
When an atom forms an ion, only the number of valence electrons changes; the number of protons and neutrons in the nucleus does not change.
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